112000040 has 16 divisors (see below), whose sum is σ = 252000180. Its totient is φ = 44800000.

The previous prime is 111999997. The next prime is 112000043. The reversal of 112000040 is 40000211.

It can be written as a sum of positive squares in 2 ways, for example, as 111978724 + 21316 = 10582^2 + 146^2 .

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a junction number, because it is equal to n+sod(n) for n = 111999991 and 112000027.

It is not an unprimeable number, because it can be changed into a prime (112000043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1399961 + ... + 1400040.

Almost surely, 2^112000040 is an apocalyptic number.

112000040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112000040 is an abundant number, since it is smaller than the sum of its proper divisors (140000140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112000040 is a wasteful number, since it uses less digits than its factorization.

112000040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2800012 (or 2800008 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 112000040 is about 10583.0071340806. The cubic root of 112000040 is about 482.0285102194.

Adding to 112000040 its reverse (40000211), we get a palindrome (152000251).

The spelling of 112000040 in words is "one hundred twelve million, forty", and thus it is an aban number.